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NWP MODELS.</informationSource><eruptionDetails>ONGOING VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.5999c02b-a3d3-44d9-9b19-b330018e697d" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.a591fdb4-a9d1-438a-8d9d-5fb43c486fee"><gml:timePosition>2026-03-15T17:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.0a95de44-8e1e-4c56-9a4e-836fb16ce668"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.25b50833-31dd-4d73-b6b1-06feea9e2a12"><aixm:upperLimit uom="FL">150</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.61b1fdae-ef89-4168-a3c8-722bbde04b4f" srsDimension="2" 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gml:id="uuid.2555b7ee-64c7-4d33-923d-3de779b6342f"><gml:timePosition>2026-03-16T05:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.cc8add03-4eb9-4843-8447-cf2a6ef5b3b8"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.93411aa8-1d0f-48a7-8958-6912b11a8bc0"><aixm:upperLimit uom="FL">150</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.72193b87-6895-410e-bb3b-8c0861e2f06a" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.067 -77.650 -0.083 -77.667 -0.317 -77.517 -0.250 -77.400 -0.067 -77.650</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.2499b32e-2574-4da1-921a-bee7c707a2b8" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.fd20f647-5a96-4043-a3c0-7848dffb7317"><gml:timePosition>2026-03-16T11:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.b4d0f1cc-3843-459c-a6c3-17c4a269ab7a"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.01ef45b2-0646-491b-a55e-71a7c52befd2"><aixm:upperLimit uom="FL">150</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.e2c5e77d-5db2-452b-96ad-ae72c56f59c0" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.083 -77.667 -0.317 -77.517 -0.267 -77.400 -0.083 -77.650 -0.083 -77.667</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA DETECTED ON STLT MOVG SE OF SUMMIT. NO CHG FCST TO MDL WINDS AT FL NXT 18 HR. ...KONON</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.a0c3ccd6-eb9d-4dab-bda9-29223c8ab182"><gml:timePosition indeterminatePosition="before">2026-03-15T23:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX22KNES151740_C_KNES_20260315174059.xml</bulletinIdentifier></MeteorologicalBulletin>